From d001539a0538cba0e48be2ebdafe29e67b006a4e Mon Sep 17 00:00:00 2001 From: drbrain Date: Thu, 23 Jun 2011 22:11:55 +0000 Subject: * lib/rake: Import Rake 0.9.2 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32217 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- lib/rake/file_creation_task.rb | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 lib/rake/file_creation_task.rb (limited to 'lib/rake/file_creation_task.rb') diff --git a/lib/rake/file_creation_task.rb b/lib/rake/file_creation_task.rb new file mode 100644 index 0000000000..c87e2192bb --- /dev/null +++ b/lib/rake/file_creation_task.rb @@ -0,0 +1,24 @@ +require 'rake/file_task' +require 'rake/early_time' + +module Rake + + # A FileCreationTask is a file task that when used as a dependency will be + # needed if and only if the file has not been created. Once created, it is + # not re-triggered if any of its dependencies are newer, nor does trigger + # any rebuilds of tasks that depend on it whenever it is updated. + # + class FileCreationTask < FileTask + # Is this file task needed? Yes if it doesn't exist. + def needed? + ! File.exist?(name) + end + + # Time stamp for file creation task. This time stamp is earlier + # than any other time stamp. + def timestamp + Rake::EARLY + end + end + +end -- cgit v1.2.3